<!doctype html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>知了内部办公网-后台系统管理</title>
	<meta name="renderer" content="webkit|ie-comp|ie-stand">
    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
    <meta name="viewport" content="width=device-width,user-scalable=yes, minimum-scale=0.4, initial-scale=0.8,target-densitydpi=low-dpi" />
    <meta http-equiv="Cache-Control" content="no-siteapp" />
    <link rel="shortcut icon" href="/favicon.ico" type="image/x-icon" />
    <link rel="stylesheet" href="/static/css/font.css">
	<link rel="stylesheet" href="/static/css/xadmin.css">
    <link rel="icon" href="/static/images/zlkt.ico" type="image/x-icon"/>
    <script type="text/javascript" src="https://cdn.bootcss.com/jquery/3.2.1/jquery.min.js"></script>
    <script src="/static/lib/layui/layui.js" charset="utf-8"></script>
    <script type="text/javascript" src="/static/js/xadmin.js"></script>

    <link rel="stylesheet" href="/static/sweetalert/sweetalert.css">
    <script src="/static/sweetalert/ions_alert.js"></script>
    <script src="/static/sweetalert/sweetalert.min.js"></script>

</head>
<body class="login-bg">
    
    <div class="login">
        <div class="message">知了课堂内部办公网-登录管理</div>
        <div id="darkbannerwrap"></div>
        
        <form method="post" class="layui-form" >
            <input name="username" placeholder="用户名"  type="text" lay-verify="required" class="layui-input" >
            <hr class="hr15">
            <input name="password" lay-verify="required" placeholder="密码"  type="password" class="layui-input">
            <hr class="hr15">
            <div>
                <input placeholder="验证码" type="text" class="layui-input" style="width: 180px;float: left">
                <!--增加id， 点击小手：cursor: pointer -->
                <img  id="captcha_img" style="cursor: pointer" style="width: 140px;height: 50px;float: right"/>
                <!--获取Id-->
                <input id="captcha_id" type="hidden" value="{{ .captcha.Id }}">
            </div>
            <hr class="hr15">
            <input value="登录" lay-submit lay-filter="login" style="width:100%;" type="submit">
            <hr class="hr20" >
        </form>
    </div>

    <script>
        /*图片转换*/
        var bs64 = {{.captcha.BS64}}
        document.getElementById("captcha_img").setAttribute("src", bs64);

        // 验证码 和 Id 获取
        var img_btn = document.getElementById("captcha_img");
        var captcha_id = document.getElementById("captcha_id");

        img_btn.onclick = function (ev) {
            $.ajax({
                url:"/change_captcha",
                data : {},
                type : "GET",
                success:function (data) {
                    //前端接受返回值
                    var code = data["Code"];
                    if (code != 200) {
                        alert(data["msg"])
                    } else {
                        // 获取 验证码和id
                        var base64_value = data["BS64"]
                        var  Id = data["Id"]

                        console.log(data)
                        console.log(base64_value);
                        // 点击更新 验证码和id
                        img_btn.setAttribute("src", base64_value)
                        captcha_id.setAttribute("value", Id)
                    }
                },
                fail:function (data) {

                }
            })
        };

        $(function  () {
            layui.use('form', function(){
              var form = layui.form;
              // layer.msg('玩命卖萌中', function(){
              //   //关闭后的操作
              //   });
              //监听提交
              form.on('submit(login)', function(data){
                // alert(888)
                layer.msg(JSON.stringify(data.field),function(){
                    location.href='index.html'
                });
                return false;
              });
            });
        })

        
    </script>

    
    <!-- 底部结束 -->
    
</body>
</html>